Snake Charmers: Avarakkai Paruppu Kuzhambu

Ingredients

• Salt to taste
• 1 teaspoon cumin seeds
• 1 teaspoon sambar powder (optional)
• Fresh coriander leaves for garnish
• 1 teaspoon red chili powder
• 1 onion, finely chopped
• 2 tomatoes, chopped
• 1 teaspoon mustard seeds
• 1 teaspoon turmeric powder
• 2 green chilies, slit lengthwise
• 2 tablespoons oil
• Few curry leaves
• 1 teaspoon urad dal (split black gram)
• 1/2 cup toor dal (split pigeon peas)
• 1 cup snake gourd (avarakkai), chopped into small